<template> 
  <div class="app-container">
    <el-card class="filter-container" shadow="never">
      <div>
        <i class="el-icon-search"></i>
        <span>筛选搜索</span>
        <el-button
          style="float: right"
          @click="searchHelpList()"
          type="primary"
          size="small">
          查询结果
        </el-button>
      </div>
      <div style="margin-top: 15px">
        <el-form :inline="true" :model="listQuery" size="small" label-width="140px">
          <el-form-item label="输入搜索：">
            <el-input style="width: 203px" v-model="listQuery.keyword" placeholder="品牌名称/关键字"></el-input>
          </el-form-item>
        </el-form>
      </div>
    </el-card>
    <el-card class="operate-container" shadow="never">
      <i class="el-icon-tickets"></i>
      <span>数据列表</span>
      <el-button
        class="btn-add"
        @click="addHelp()"
        size="mini">
        添加
      </el-button>
    </el-card>
    <div class="table-container">
      <el-table ref="helpTable"
                :data="list"
                style="width: 100%"
                @selection-change="handleSelectionChange"
                v-loading="listLoading"
                border>
        <el-table-column type="selection" width="60" align="center"></el-table-column>

        <el-table-column label="编号" align="center">
          <template slot-scope="scope">{{scope.row.id}}</template>
        </el-table-column>
        <el-table-column label="类别" align="center">
          <template slot-scope="scope">{{scope.row.categoryId}}</template>
        </el-table-column>
        <el-table-column label="图片" align="center">
          <template slot-scope="scope"><img style="height: 80px" :src="scope.row.icon"></template>
        </el-table-column>
        <el-table-column label="标题" align="center">
          <template slot-scope="scope">{{scope.row.title}}</template>
        </el-table-column>
        <el-table-column label="状态" align="center">
          <template slot-scope="scope">
            <el-switch
              @change="handleShowChange(scope.$index, scope.row)"
              :active-value="1"
              :inactive-value="0"
              v-model="scope.row.showStatus">
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="创建时间" align="center">
          <template slot-scope="scope">{{scope.row.createTime}}</template>
        </el-table-column>
        <el-table-column label="点击量" align="center">
          <template slot-scope="scope">{{scope.row.readCount}}</template>
        </el-table-column>
        <el-table-column label="内容" align="center">
          <template slot-scope="scope">{{scope.row.content}}</template>
        </el-table-column>


        <el-table-column label="操作" width="200" align="center">
          <template slot-scope="scope">
            <el-button
              size="mini"
              @click="handleUpdate(scope.$index, scope.row)">编辑
            </el-button>
            <el-button
              size="mini"
              type="danger"
              @click="handleDelete(scope.$index, scope.row)">删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
    <div class="batch-operate-container">
      <el-select
        size="small"
        v-model="operateType" placeholder="批量操作">
        <el-option
          v-for="item in operates"
          :key="item.value"
          :label="item.label"
          :value="item.value">
        </el-option>
      </el-select>
      <el-button
        style="margin-left: 20px"
        class="search-button"
        @click="handleBatchOperate()"
        type="primary"
        size="small">
        确定
      </el-button>
    </div>
    <div class="pagination-container">
      <el-pagination
        background
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        layout="total, sizes,prev, pager, next,jumper"
        :page-size="listQuery.pageSize"
        :page-sizes="[5,10,15]"
        :current-page.sync="listQuery.pageNum"
        :total="total">
      </el-pagination>
    </div>
  </div>
</template>
<script>
  import {fetchList, deleteHelp,updateShowStatus,fetchBlanceList} from '@/api/cms/help'
  import {formatDate} from '@/utils/date';

  export default {
    name: 'helpList',
    data() {
      return {
        operates: [
          {
            label: "显示品牌",
            value: "showHelp"
          },
          {
            label: "隐藏品牌",
            value: "hideHelp"
          }
        ],
        operateType: null,
        listQuery: {
          keyword: null,
          pageNum: 1,
          pageSize: 10
        },
        list: null,
        total: null,
        listLoading: true,
        multipleSelection: []
      }
    },
    created() {
      this.getList();
    },
    filters: {
      formatCreateTime(time) {
        let date = new Date(time);
        return formatDate(date, 'yyyy-MM-dd hh:mm:ss')
      },

      formatStatus(value) {
        if (value === 1) {
          return '未开始';
        } else if (value === 2) {
          return '活动中';
        } else if (value === 3) {
          return '已结束';
        } else if (value === 4) {
          return '已失效';
        }
      },
    },
    methods: {
      getList() {
        this.listLoading = true;
        fetchList(this.listQuery).then(response => {
          this.listLoading = false;
        this.list = response.data.records;
        this.total = response.data.total;
        this.totalPage = response.data.pages;
        this.pageSize = response.data.size;
      });
      },
      handleShowChange(index, row) {
        let params = new URLSearchParams();
        params.append('ids', row.id);
        params.append('showStatus', row.showStatus);
        updateShowStatus(params).then(response => {
          this.$message({
          message: '修改成功',
          type: 'success',
          duration: 1000
        });
      });
      },
      handleSelectionChange(val) {
        this.multipleSelection = val;
      },
      handleUpdate(index, row) {
        this.$router.push({path: '/cms/updateHelp', query: {id: row.id}})
      },
      handleDelete(index, row) {
        this.$confirm('是否要删除该品牌', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => {
          deleteHelp(row.id).then(response => {
          this.$message({
          message: '删除成功',
          type: 'success',
          duration: 1000
        });
        this.getList();
      });
      });
      },
      getProductList(index, row) {
        console.log(index, row);
      },
      getProductCommentList(index, row) {
        console.log(index, row);
      },


      handleSizeChange(val) {
        this.listQuery.pageNum = 1;
        this.listQuery.pageSize = val;
        this.getList();
      },
      handleCurrentChange(val) {
        this.listQuery.pageNum = val;
        this.getList();
      },
      searchHelpList() {
        this.listQuery.pageNum = 1;
        this.getList();
      },
      handleBatchOperate() {
        console.log(this.multipleSelection);
        if (this.multipleSelection < 1) {
          this.$message({
            message: '请选择一条记录',
            type: 'warning',
            duration: 1000
          });
          return;
        }
        let showStatus = 0;
        if (this.operateType === 'showHelp') {
          showStatus = 1;
        } else if (this.operateType === 'hideHelp') {
          showStatus = 0;
        } else {
          this.$message({
            message: '请选择批量操作类型',
            type: 'warning',
            duration: 1000
          });
          return;
        }
        let ids = [];
        for (let i = 0; i < this.multipleSelection.length; i++) {
          ids.push(this.multipleSelection[i].id);
        }
        let data = new URLSearchParams();
        data.append("ids", ids);
        data.append("showStatus", showStatus);
        updateShowStatus(data).then(response => {
          this.getList();
        this.$message({
          message: '修改成功',
          type: 'success',
          duration: 1000
        });
      });
      },
      addHelp() {
        this.$router.push({path: '/cms/addHelp'})
      }
    }
  }
</script>
<style rel="stylesheet/scss" lang="scss" scoped>


</style>


